40221214155441 has 12 divisors (see below), whose sum is σ = 63378882911760. Its totient is φ = 24376493427480.

The previous prime is 40221214155431. The next prime is 40221214155457. The reversal of 40221214155441 is 14455141212204.

It is a happy number.

40221214155441 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 1 + 21 + 41 + 554 + 41 = 666.

It is not a de Polignac number, because 40221214155441 - 2⁶ = 40221214155377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40221214155396 and 40221214155405.

It is not an unprimeable number, because it can be changed into a prime (40221214155431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203137445131 + ... + 203137445328.

It is an arithmetic number, because the mean of its divisors is an integer number (5281573575980).

Almost surely, 2^{40221214155441} is an apocalyptic number.

It is an amenable number.

40221214155441 is a deficient number, since it is larger than the sum of its proper divisors (23157668756319).

40221214155441 is a wasteful number, since it uses less digits than its factorization.

40221214155441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406274890476 (or 406274890473 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

Adding to 40221214155441 its reverse (14455141212204), we get a palindrome (54676355367645).

The spelling of 40221214155441 in words is "forty trillion, two hundred twenty-one billion, two hundred fourteen million, one hundred fifty-five thousand, four hundred forty-one".